generated from freudenreichan/info2Praktikum-DobleSpiel
all bugs fixed
This commit is contained in:
commit
e9fa5b72a5
37
bintree.c
37
bintree.c
@ -13,14 +13,12 @@ int compareFct(const void *argument1, const void *argument2)
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int x = *((int *)argument1);
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int y = *((int *)argument2);
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if (x < y)
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return -1;
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if (x > y)
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return 1;
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if (x < y) return -1;
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if (x > y) return 1;
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return 0;
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}
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/* Erzeugt einen neuen Baumknoten mit Kopie der Daten */
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/* Erzeugt einen neuen Baumknoten mit Datenkopie */
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static TreeNode *create_node(const void *data, size_t data_size)
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{
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TreeNode *node = malloc(sizeof(TreeNode));
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@ -45,7 +43,7 @@ static TreeNode *create_node(const void *data, size_t data_size)
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return node;
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}
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/* Fügt ein Element in den Baum ein */
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/* Fügt Daten in den Binärbaum ein */
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TreeNode *addToTree(TreeNode *root, const void *data, size_t dataSize,
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CompareFctType compareFct, int *isDuplicate)
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{
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@ -56,13 +54,13 @@ TreeNode *addToTree(TreeNode *root, const void *data, size_t dataSize,
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return create_node(data, dataSize);
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}
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int cmpFct = compareFct(data, root->data);
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int cmp = compareFct(data, root->data);
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if (cmpFct < 0)
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if (cmp < 0)
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{
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root->left = addToTree(root->left, data, dataSize, compareFct, isDuplicate);
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}
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else if (cmpFct > 0)
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else if (cmp > 0)
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{
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root->right = addToTree(root->right, data, dataSize, compareFct, isDuplicate);
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}
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@ -75,34 +73,29 @@ TreeNode *addToTree(TreeNode *root, const void *data, size_t dataSize,
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return root;
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}
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/* Iterator über den Baum (Inorder-Traversierung) */
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/* Inorder-Iterator über den Baum */
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void *nextTreeData(TreeNode *root)
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{
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static StackNode *stack = NULL;
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/* Neuer Baum → Stack initialisieren */
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/* Neuer Start → linken Pfad auf Stack legen */
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if (root != NULL)
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stack = push_left(root, stack);
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if (stack == NULL)
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return NULL;
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/* Top-Element vom Stack holen */
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StackNode *sn = pop(stack);
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if (sn == NULL)
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return NULL;
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/* TOP lesen, dann POP */
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TreeNode *node = (TreeNode *)top(stack);
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stack = pop(stack);
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TreeNode *node = (TreeNode *)sn->data;
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free(sn); // WICHTIG: pop gibt StackNode zurück → hier freigeben
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/* Rechten Teilbaum vorbereiten */
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if (node->right != NULL)
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stack = push_left(node->right, stack);
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return node->data;
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}
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/* Hilfsfunktion: alle linken Knoten auf den Stack legen */
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/* Hilfsfunktion: linken Pfad auf Stack legen */
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static StackNode *push_left(TreeNode *node, StackNode *stack)
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{
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while (node != NULL)
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@ -113,7 +106,7 @@ static StackNode *push_left(TreeNode *node, StackNode *stack)
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return stack;
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}
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/* Gibt den gesamten Baum frei */
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/* Gibt gesamten Baum frei */
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void clearTree(TreeNode *root)
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{
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if (root == NULL)
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@ -125,7 +118,7 @@ void clearTree(TreeNode *root)
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free(root);
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}
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/* Liefert die Anzahl der Knoten im Baum */
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/* Liefert Anzahl der Knoten */
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unsigned int treeSize(const TreeNode *root)
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{
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if (root == NULL)
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@ -78,7 +78,7 @@ unsigned int *createNumbers(unsigned int len)
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array[i] = rand() % (2*len) + 1;
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}
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//TODO: sicherstellen, dass im Array keine doppelten Zahlen vorhanden sind (Max)
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position = rand() % len;
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duplicate_value = array[position];
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@ -86,7 +86,7 @@ unsigned int *createNumbers(unsigned int len)
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do
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{
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pos_dup = rand() % len;
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} while (pos_dup = duplicate_value);
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} while (pos_dup == position);
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array[pos_dup] = array[position];
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